All the cable news networks can thank "balloon boy" for a ratings boost on Thursday, October 15, but as is typical with a big breaking news story, CNN benefited the most at 5pm. This chart is thanks to the work of reader Dave.

And here is an updated chart of the Glenn Beck viewership vs. the combined competition at 5pm through October 15. This is a collaboration between two of our readers. Reader Dave created the chart using the data patiently assembled by reader MikeS.